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Add 24/72 and 2/21

24/72 + 2/21 is 3/7.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 72 and 21 is 504

    Next, find the equivalent fraction of both fractional numbers with denominator 504
  2. For the 1st fraction, since 72 × 7 = 504,
    24/72 = 24 × 7/72 × 7 = 168/504
  3. Likewise, for the 2nd fraction, since 21 × 24 = 504,
    2/21 = 2 × 24/21 × 24 = 48/504
  4. Add the two like fractions:
    168/504 + 48/504 = 168 + 48/504 = 216/504
  5. 216/504 simplified gives 3/7
  6. So, 24/72 + 2/21 = 3/7

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